AIIMS Biology: Questions 244 - 247 of 405

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Question number: 244

» Biology and Human Welfare » Health and Disease

MCQ▾

Question

Which of the following statement are true regarding beriberi?

  1. A crippling disease prevalent among the native population of sub-Saharan Africa.
  2. A deficiency disease caused by lack of thiamine (vitamin B1).

  3. A nutritional disorder in infants and young children when the diet is persistently deficient in essential protein.

  4. Occurs in those countries where the staple diet is polished rice.

  5. The symptoms are pain from neuritis, paralysis, muscle wasting, progressive edema, mental deterioration and finally heart failure.

Choices

Choice (4) Response

a.

1, 2 and 4

b.

2, 3 and 5

c.

1, 3 and 5

d.

2, 4 and 5

Question number: 245

» Reproduction » Sexual Reproduction in Flowering Plants » Development of Male and Female Gametophytes

Appeared in Year: 2009

MCQ▾

Question

The male gametophyte in Angiosperm is reduced to [CGPMT]

Choices

Choice (4) Response

a.

Three cell

b.

One cell

c.

Four cell

d.

Two cell

Question number: 246

» Human Physiology » Breathing and Respiration » Respiratory Organs in Animals

MCQ▾

Question

In man and mammals, air passes from outside into the lungs through

Choices

Choice (4) Response

a.

Nasal cavity, pharynx, larynx, trachea, bronchioles, bronchi, alveoli.

b.

Nasal cavity, pharynx, larynx, trachea, bronchi, bronchioles, alveoli.

c.

Nasal cavity, larynx, pharynx, trachea, bronchi, alveoli.

d.

Nasal cavity, larynx, pharynx, trachea, bronchioles, bronchi, alveoli.

Question number: 247

» Human Physiology » Breathing and Respiration » Mechanism of Breathing and Its Regulation in Humans

MCQ▾

Question

During strenuous exercise, which of the following change occurs?

Choices

Choice (4) Response

a.

Glucose is converted into pyruvic acid.

b.

Pyruvic acid is converted into lactic acid.

c.

Glucose is converted into glycogen.

d.

Starch is converted into glucose.

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